Acenaphthylene, 100µg/mL in Acetonitrile, 1ml Back Catalog number: XA20510000AL Availability: In the manufacturer's stock Price on request - + Recommended 33511 1-Chloro-1,1-difluoroethane, 20mg/mL in MeOH, 1ml Price on request S-4252-ASS-IO Aromatics Calibration Standards Kit (3 Internal Standard Version) 24 Analytes + 3 ISTD, each Vol.% as listed in isooctane; units: 5x1mL Set, one of each Std. 1-5 + opt. 1x1mL (Std. 6) To these calibration standards are 3 deuterated Internal Standards Price on request 675860 Pazufloxacin mesylate, 25mg Price on request